Civil Engineering Firms in Olten

Companies

All 9 companies in Olten

Rothpletz, Lienhard + Cie AG

Since 1967

PlanningConstruction companyConstruction management and technical support

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HOLINGER AG

Since 1983

Water supplyWastewaterHydraulic engineering

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TMP Baumanagement AG

Since 1992

Construction management for infrastructure facilitiesClient support and advisory servicesProject leadership and project management

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KFB Pfister AG Ingenieure und Planer

Since 1999

Civil engineeringStructural engineeringSpatial planning & environment

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Scioscia Engineering GmbH

Since 2004

Project DevelopmentArchitectural ServicesCivil Engineering Services

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Frey + Gnehm Ingenieure AG

Since 2011

General planningProject and construction managementStructural engineering design

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TSW Trachsel, Schibli, Walder & Partner AG, dipl. Bauing. ETH, Olten

Since 1965

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Bauingenieurbüro Grimbichler GmbH

Since 2018

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HB

Hunziker Betatech AG

Since 2017

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Civil Engineering Firms in Olten

9Civil Engineering FirmsCommercial register (Zefix) · as of September 26, 2026

1999Median year of registrationCommercial register (Zefix) · as of September 26, 2026

38in the Canton of SolothurnCommercial register (Zefix) · as of September 26, 2026

2,099in SwitzerlandCommercial register (Zefix) · as of September 26, 2026

Locations

Civil Engineering Firms in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 26, 2026

Largest places

Solothurn9

Place axis

Other industries in Olten

All companies in Olten

Property Management110 Restaurants84 Holding Companies79 Management Consulting67 Real Estate Brokerage60 IT Consulting & Services52 Technical Consulting & Engineering46 Software Development44 Real Estate Project Development44 Architecture Firms43 Hair Salons36 Fiduciary Offices36 Advertising Agencies35 Coaching & Personal Development34 Facility Management & Cleaning31 Recruitment & HR Consulting30 Automotive & Vehicle Trade26 Beauty Salons25 General Contractors23 Retail - Textiles & Clothing23 Online Shops22 Construction & Project Management21 Catering20 Trade Fair & Event Organizers19 Retail - Food & Luxury Items19 Cultural & Educational Organizations18 Other Service Industries16 Auto Repair Shops16 NGOs & NPOs15 Continuing Education Institutes15 Electrical Planning & Installation14 Financial Services14 Wholesale - General Specialty Trade14 Clubs, Bars & Event Venues14 Professional & Trade Associations13 Law Firms & Notary Offices13 Painting & Plastering13 Insurance Brokerage & Consulting13 Non-Medical Healthcare Professions12 Physiotherapy12 Psychiatry & Psychotherapy12 Retail - General Specialty Trade12 Logistics & Transport Companies12 Mechanical Engineering Industry11 Interior Construction10 Wholesale - Beverages & Spirits10 Photography9 Research & Development9

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Civil Engineering Firms inOlten

All 9 companies in Olten

Civil Engineering Firms in the region

Civil Engineering Firms in other places

Other industries in Olten

Civil Engineering Firms in
Olten